257367052

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{443}}^1\times {\mathrm{2381}}^1$

素因数の和:2889

約数の個数: 24

約数和(自身を含む): 459001872

約数和(自身を除く): 201634820

約数列:

[1, 2, 4, 61, 122, 244, 443, 886, 1772, 2381, 4762, 9524, 27023, 54046, 108092, 145241, 290482, 580964, 1054783, 2109566, 4219132, 64341763, 128683526, 257367052]

約数ペア:

[(1, 257367052), (2, 128683526), (4, 64341763), (61, 4219132), (122, 2109566), (244, 1054783), (443, 580964), (886, 290482), (1772, 145241), (2381, 108092), (4762, 54046), (9524, 27023)]